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快速有效的在車床上車3mm-6mm螺距的《梯形螺紋》的方法。高手把步驟寫出來。 |
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Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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